Friction is caused by the ______________ on the two surfaces in contact.
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Which of the following is false with reference to a photo-voltaic cell?
If 24x2=84, and 32x3=69, then 13x3=?
Which county was in the first rank in the 2016 Human Development Index published by the United Nations Development Programme?
The system of Budget was introduced in India during the Viceroyalty of
The tides in the sea are primarily due to
During the Middle Ages education was confined only to:-
During the Middle Ages education was confined only to Brahmins.
Who discovered Electron?